Third vaccine dose critical for protecting populations against omicron variant: study
Treatment length reduced for children with tuberculosis
9 March 2022How has the COVID-19 pandemic changed after two years?
10 March 2022Third vaccine dose critical for protecting populations against omicron variant: study
mRNA vaccines are highly effective in preventing COVID-19 associated hospital admissions related to the alpha, delta, and omicron variants. But three doses are needed to achieve a similar level of protection against omicron that two doses provide against the delta and alpha variants, finds a large US study published by The BMJ today.
